<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>

<body>

  <script>
    function getuser(users) {
      let jsonArr = JSON.parse(users)
      document.write(jsonArr.map(({ name }) => `<li>${name}</li>`).join(''))
    }
  </script>
  <script src="http://localhost:3000/jsonp?cb=getuser"></script>

</body>

</html>